[epiphany] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 1ee1f3aaa67da4364b43489ba24ec539db90385d
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Mar 25 14:43:14 2019 +0100

    Update POTFILES.in

 po/POTFILES.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index a669fcc7c..6eff32b45 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -72,6 +72,7 @@ src/resources/gtk/prefs-lang-dialog.ui
 src/resources/gtk/search-engine-dialog.ui
 src/resources/gtk/shortcuts-dialog.ui
 src/resources/gtk/synced-tabs-dialog.ui
+src/resources/gtk/tab-label.ui
 src/resources/gtk/webapp-additional-urls-dialog.ui
 src/search-provider/ephy-search-provider.c
 src/synced-tabs-dialog.c